Home / 3,517.19-5,237.50-3,478.37

Finding the Fourth Proportional to 3,517.19, 5,237.50 and 3,478.37

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Solution

The fourth proportional to 3,517.19, 5,237.50 and 3,478.37 is: 5,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.19 : 5,237.50 = 3,478.37 : x
  2. Step 2: Convert to fraction form
    3,517.19/5,237.50 = 3,478.37/x
  3. Step 3: Cross multiply
    3,517.19x = 5,237.50 × 3,478.37
  4. Step 4: Simplify right side
    3,517.19x = 18,217,962.88
  5. Step 5: Solve for x
    x = 18,217,962.88/3,517.19
  6. Step 6: Final answer
    x = 5,179.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.